352421273 has 16 divisors (see below), whose sum is σ = 364494144. Its totient is φ = 340623360.

The previous prime is 352421243. The next prime is 352421287. The reversal of 352421273 is 372124253.

It is a cyclic number.

It is not a de Polignac number, because 352421273 - 2¹⁴ = 352404889 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (352421213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1371161 + ... + 1371417.

It is an arithmetic number, because the mean of its divisors is an integer number (22780884).

Almost surely, 2^352421273 is an apocalyptic number.

It is an amenable number.

352421273 is a deficient number, since it is larger than the sum of its proper divisors (12072871).

352421273 is a wasteful number, since it uses less digits than its factorization.

352421273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632.

The product of its digits is 10080, while the sum is 29.

The square root of 352421273 is about 18772.8866453724. The cubic root of 352421273 is about 706.3512290954.

The spelling of 352421273 in words is "three hundred fifty-two million, four hundred twenty-one thousand, two hundred seventy-three".